List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia
- Nuculanida
- Nuculanidae
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Calorhadia (? Litorhadia) evanescentior
Stenzel and E. K 1957
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rare | ||||||||||
Orthoyoldia psammotaea
(Dall 1898)
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common | ||||||||||
Calorhadia (Calorhadia) compsa
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common | ||||||||||
Bivalvia
- Nuculida
- Nuculidae
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Nucula (Nucula) mauricensis
(Harris 1919)
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abundant | ||||||||||
Bivalvia
- Ostreida
- Ostreidae
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Cubitostrea (Cubitostrea) petropolitana
Stenzel and J. T 1957
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abundant | ||||||||||
Crassostrea frionis
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common | ||||||||||
Bivalvia
- Pectinida
- Anomiidae
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Anomia ephippioides
Gabb 1860
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abundant | ||||||||||
Bivalvia
- Arcida
- Arcidae
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Pachecoa (Pachecoa) pulchra
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frequent | ||||||||||
Pachecoa (Pachecoa) sabinica
Harris 1919
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abundant | ||||||||||
Barbatia (Barbatia) uxorispalmeri
Stenzel and E. K 1957
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abundant | ||||||||||
Bivalvia
- Pholadida
- Corbulidae
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Vokesula smithvillensis
(Harris 1919)
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abundant | ||||||||||
Caryocorbula deusseni
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common | ||||||||||
Notocorbula texana
(Gabb 1860)
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abundant | ||||||||||
Bivalvia
- Cardiida
- Anatinellidae
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Pteropsella praelapidosa
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common; originally Kymatox praelapidosus, corrected genus from authors' addendum in text [entered as Pteropsella praelapidosus] | ||||||||||
Bivalvia
- Cardiida
- Veneridae
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Katherinella smithvillensis
Stenzel et al. 1957
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rare | ||||||||||
Pitar (Calpitaria) petropolitanus
Stenzel et al. 1957
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common | ||||||||||
Bivalvia
- Cardiida
- Ungulinidae
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Diplodonta (Diplodonta) petropolitana
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frequent | ||||||||||
Bivalvia
- Cardiida
- Tellinidae
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Tellina (Eurytellina) mooreana
(Gabb 1860)
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common | ||||||||||
Tellina (Moerella) petropolitana
Stenzel and Krause 1957
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rare | ||||||||||
Bivalvia
- Cardiida
- Semelidae
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Abra (Abra) petropolitana
Stenzel 1957
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rare | ||||||||||
Bivalvia
- Carditida
- Carditidae
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Venericardia (Venericor) planicosta
(Lamarck 1801)
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recombined as Venericor planicosta | ||||||||||
abundant; V. (Venericor) planicosta densata | ||||||||||
Venericardia (Claibornicardia) trapaquara
(Harris 1895)
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rare | ||||||||||
see common names |
Geography
Country: | United States | State/province: | Texas | County: | Brazos |
Coordinates: | 30.6° North, 96.5° West (view map) | ||||
Paleocoordinates: | 32.4° North, 86.5° West | ||||
Basis of coordinate: | based on nearby landmark | ||||
Geographic resolution: | outcrop |
Stratigraphy
Formation: | Stone City |
Local order: | bottom to top |
Stratigraphic resolution: | bed |
Lithology and environment
Primary lithology: | very fine,fine,concretionary,shelly/skeletal,gray,red poorly lithified silty sandstone |
Secondary lithology: | unlithified marl |
Includes fossils? | Y |
Lithology description: resistant, olive-gray, weathering to grayish-red or very dusky red, massive to poorly bedded, richly fossiliferous, marly, silty, very fine-grained glauconite arenite and maril containing layers of rolled fossils, especially near the top; large hard, dark greenish-gray, irregular, argillaceous, sideritic, calcareous concretions are found loosely spaced in the middle and crowded hear the top to form a continuous clay-ironstone layer | |
Environment: | marine indet. |
Taphonomy
Modes of preservation: | body,concretion |
Size of fossils: | macrofossils |
Collection methods and comments
Collection excludes: | some macrofossils,difficult macrofossils |
Collection methods: | field collection |
Reason for describing collection: | taxonomic analysis |
Metadata
Database number: | 41436 | ||
Authorizer: | A. Miller | Enterer: | K. Layou |
Modifier: | J. Sessa | Research group: | GCP,marine invertebrate |
Created: | 2004-07-14 08:58:55 | Last modified: | 2010-10-03 20:07:03 |
Access level: | the public | Released: | 2004-07-14 08:58:55 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
7415. | H. B. Stenzel, E. K. Krause, and J. T. Twining. 1957. Pelecypoda from the type locality of the Stone City beds (Middle Eocene) of Texas. University of Texas Publication (5704) [M. Kosnik/M. Kosnik/M. Kosnik] |